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Scholar Rock Holding Corp

SRRK Net selling
CIK 0001727196 #1156 in the set updated 17 Sep 2026
Bought (120 mo)
$84.71M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$173.86M
$39.46M on a plan · $34.49M straight out of an exercise
Sold at will
$99.91M
63 of 156 sales
Net
−$89.15M
−$15.20M against sales at will

By person

31 insiders · 188 transactions
141×

David Hallal holds 141 times base salary in stock. $90.09M of shares against $637.50K in salary for 2025.

Salary from the company's own proxy. The shares are what David Hallal last reported holding, valued at $54.96, the price Common Stock was last bought or sold at on the open market here, on 1 Jul 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Invus Public Equities, L.P.
10% owner
$17.55M (7)
$82.41M (7)
−$64.86M
9,250,005
7.60%
$508.42M
+5.7%
Myles Edward H
COO & CFO
$16.81M (19) scheduled
−$16.81M
111,345
0.0914%
$6.12M
−70.1%
Samsara BioCapital GP, LLC entity
10% owner
$15.00M (1)
+$15.00M
6,788,609
5.57%
$373.13M
+47.6%
Qatanani Mo
CHIEF SCIENTIFIC OFFICER
$13.37M (24) scheduled
−$13.37M
98,445
0.0808%
$5.41M
−0.5%
Nashat Amir
Director
$7.87M (4)
+$7.87M
38,639
0.0317%
$2.12M
Artal International S.C.A.
10% owner
$6.30M (1)
+$6.30M
2,396,040
1.97%
$131.70M
Marantz Jing L.
CHIEF MEDICAL OFFICER
$4.06M (12) scheduled
−$4.06M
126,012
0.1035%
$6.93M
Hallal David
Chief Executive Officer
$3.97M (2)
−$3.97M
1,639,034
1.35%
$90.09M
+460.2%
Carven Gregory John
Chief Scientific Officer
$3.27M (8) scheduled
−$3.27M
128,208
0.1053%
$7.05M
+134.8%
FLIER JEFFREY S.
Director
$2.21M (13) scheduled
−$2.21M
27,856
0.0229%
$1.53M
−36.4%
Polaris Venture Management Co. VI, L.L.C. entity
10% owner
$2.00M (2)
+$2.00M
156,395
0.1284%
$8.60M
Backstrom Jay T.
CHIEF EXECUTIVE OFFICER
$1.85M (3)
−$1.85M
425,561
0.3494%
$23.39M
Ho Junlin
GENERAL COUNSEL
$1.82M (8)
−$1.82M
241,545
0.1983%
$13.28M
+525.2%
Vaishnaw Akshay
President of R&D
$1.68M (4)
−$1.68M
630,542
0.5177%
$34.66M
+6,569%
Parlavecchio Caryn
CHRO
$1.63M (11)
−$1.63M
169,087
0.1388%
$9.29M
+281.7%
Sacco Tracey
Chief Commercial Officer
$1.32M (7) scheduled
−$1.32M
71,750
0.0589%
$3.94M
Sinha Vikas
Chief Financial Officer
$1.23M (2)
−$1.23M
619,856
0.5090%
$34.07M
Woods Keith
Chief Operating Officer
$1.22M (2)
−$1.22M
620,055
0.5091%
$34.08M
SPRINGER TIMOTHY A
10% owner
$999.99K (1)
+$999.99K
2,376,567
1.95%
$130.63M
+64.5%
Gilman Michael
Director
$870.19K (10) scheduled
−$870.19K
59,511
0.0489%
$3.27M
+35.4%
AKKARAJU SRINIVAS
Director
$34.99M (10)
$34.39M (3) scheduled
+$603.31K
6,395,585
5.25%
$351.53M
+70.2%
Peng Katie
Director
$502.00K (10) scheduled
−$502.00K
34,301
0.0282%
$1.89M
Moore Erin
Interim PFO and PAO
$449.24K (1) scheduled
−$449.24K
82,609
0.0678%
$4.54M
0.0%
Burow Kristina
Director
$324.57K (4) scheduled
−$324.57K
2,460,368
2.02%
$135.23M
Reed Joshua
Director
$324.53K (4) scheduled
−$324.53K
19,518
0.0160%
$1.07M
Brudnick Richard
Director
$180.53K (2) scheduled
−$180.53K
21,896
0.0180%
$1.20M
Invus Global Management, LLC entity
10% owner
10,825,013
8.89%
$594.99M
+17.0%
ARCH Venture Fund VIII, L.P. entity
10% owner
2,637,617
2.17%
$144.97M
Mahanthappa Nagesh K.
Interim CEO and President
480,491
0.3945%
$26.41M
+26.3%
CHYUNG YUNG H.
Chief Medical Officer
258,496
0.2123%
$14.21M
+25.1%
Kingsley Stuart A
President and CEO
42,000
0.0345%
$2.31M
Insider
Date
Role
Action
Shares
Price
Amount
Qatanani Mo
14 Jan 2026
CHIEF SCIENTIFIC OFFICER
Sold after exercise
13,112
$45.20
$592.61K
Qatanani Mo
4 Dec 2025
CHIEF SCIENTIFIC OFFICER
Sold after exercise
136,462
$45.21
$6.17M
FLIER JEFFREY S.
23 Jun 2025
Director
Sold after exercise indirect
11,136
$33.21
$369.82K
FLIER JEFFREY S.
23 Jun 2025
Director
Sold after exercise
2,766
$32.74
$90.55K
FLIER JEFFREY S.
23 Jun 2025
Director
Sold after exercise
17,550
$32.16
$564.36K
Sacco Tracey
25 Apr 2025
Chief Commercial Officer
Sold after exercise
84
$33.49
$2.81K
Sacco Tracey
25 Apr 2025
Chief Commercial Officer
Sold after exercise
4,916
$32.81
$161.32K
Moore Erin
24 Mar 2025
Interim PFO and PAO
Sold after exercise
13,564
$33.12
$449.24K
Sacco Tracey
24 Mar 2025
Chief Commercial Officer
Sold after exercise
5,000
$32.89
$164.46K
Sacco Tracey
24 Mar 2025
Chief Commercial Officer
Sold after exercise
1,500
$33.70
$50.56K
Myles Edward H
10 Mar 2025
COO & CFO
Sold after exercise
29,395
$34.87
$1.03M
Myles Edward H
10 Mar 2025
COO & CFO
Sold after exercise
112,897
$35.82
$4.04M
Qatanani Mo
19 Feb 2025
CHIEF SCIENTIFIC OFFICER
Sold after exercise
20,202
$37.74
$762.50K
Qatanani Mo
19 Feb 2025
CHIEF SCIENTIFIC OFFICER
Sold after exercise
8,341
$37.56
$313.29K
Qatanani Mo
19 Feb 2025
CHIEF SCIENTIFIC OFFICER
Sold after exercise
39,967
$37.20
$1.49M
Marantz Jing L.
25 Nov 2024
CHIEF MEDICAL OFFICER
Sold after exercise
200
$40.72
$8.14K
Marantz Jing L.
25 Nov 2024
CHIEF MEDICAL OFFICER
Sold after exercise
3,075
$39.93
$122.78K
Marantz Jing L.
25 Nov 2024
CHIEF MEDICAL OFFICER
Sold after exercise
2,100
$39.25
$82.43K
Marantz Jing L.
25 Nov 2024
CHIEF MEDICAL OFFICER
Sold after exercise
1,000
$38.04
$38.04K
Marantz Jing L.
22 Nov 2024
CHIEF MEDICAL OFFICER
Sold after exercise
2,145
$30.01
$64.37K
Marantz Jing L.
11 Nov 2024
CHIEF MEDICAL OFFICER
Sold after exercise
2,105
$30.00
$63.16K
Myles Edward H
8 Oct 2024
COO & CFO
Sold after exercise
37,187
$34.90
$1.30M
Marantz Jing L.
7 Oct 2024
CHIEF MEDICAL OFFICER
Sold after exercise
39,375
$30.06
$1.18M
Marantz Jing L.
7 Oct 2024
CHIEF MEDICAL OFFICER
Sold after exercise
2,552
$26.22
$66.92K
Marantz Jing L.
7 Oct 2024
CHIEF MEDICAL OFFICER
Sold after exercise
67,448
$25.59
$1.73M
Sacco Tracey
7 Oct 2024
CHIEF COMMERCIAL OFFICER
Sold after exercise
1,964
$26.23
$51.52K
Sacco Tracey
7 Oct 2024
CHIEF COMMERCIAL OFFICER
Sold after exercise
28,036
$25.58
$717.16K
Myles Edward H
7 Oct 2024
COO & CFO
Sold after exercise
31,250
$29.05
$907.81K
Myles Edward H
7 Oct 2024
COO & CFO
Sold after exercise
25,812
$27.27
$703.89K
Myles Edward H
7 Oct 2024
COO & CFO
Sold after exercise
37,206
$26.83
$998.24K
Myles Edward H
7 Oct 2024
COO & CFO
Sold after exercise
111,972
$25.61
$2.87M
Myles Edward H
29 Dec 2023
COO & CFO
Sold after exercise
300
$19.51
$5.85K
Myles Edward H
29 Dec 2023
COO & CFO
Sold after exercise
12,159
$18.82
$228.78K
Qatanani Mo
14 Dec 2023
SVP AND HEAD OF RESEARCH
Sold after exercise
24,662
$18.18
$448.44K
Myles Edward H
7 Dec 2023
COO & CFO
Sold after exercise
24,914
$17.53
$436.82K
Myles Edward H
15 Nov 2021
Chief Financial Officer
Sold after exercise
4,879
$35.05
$171.01K
Myles Edward H
12 Nov 2021
Chief Financial Officer
Sold after exercise
49,848
$35.12
$1.75M
Myles Edward H
11 Nov 2021
Chief Financial Officer
Sold after exercise
23,574
$35.20
$829.86K
Carven Gregory John
27 Jan 2021
Head of Research
Sold after exercise
1,561
$57.79
$90.21K
Carven Gregory John
27 Jan 2021
Head of Research
Sold after exercise
12,139
$56.72
$688.51K
Carven Gregory John
27 Jan 2021
Head of Research
Sold after exercise
5,400
$55.87
$301.68K
Carven Gregory John
26 Jan 2021
Head of Research
Sold after exercise
1,064
$61.52
$65.45K
Carven Gregory John
26 Jan 2021
Head of Research
Sold after exercise
8,417
$60.65
$510.49K
Carven Gregory John
26 Jan 2021
Head of Research
Sold after exercise
9,249
$59.69
$552.10K
Carven Gregory John
26 Jan 2021
Head of Research
Sold after exercise
13,368
$58.79
$785.97K
Carven Gregory John
26 Jan 2021
Head of Research
Sold after exercise
4,676
$57.91
$270.81K
Gilman Michael
26 Jan 2021
Director
Sold after exercise
1,518
$59.90
$90.93K
Gilman Michael
26 Jan 2021
Director
Sold after exercise
1,500
$59.02
$88.53K
Gilman Michael
26 Jan 2021
Director
Sold after exercise
483
$57.99
$28.01K

What was left out

Form 4 filings counted 279
Amendments (4/A) skipped 2
Filings about a different issuer 0
Unreadable filings 0
Joint filings 13
Sales on a Rule 10b5-1 plan 44
Sales straight out of an exercise 49
Sales at will 63
Transactions with no price 0
Shares from compensation/vesting 30,368,050
Sales filed before the plan box existed 7
History held since 31 May 2018